AlgS 300PT Flashcardizz 12-20 - FRIDAY

Front

What is the formula to calculate the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

Find the slope of the line that passes through the points (2, −7) and (−1, 6).

Back

-13/3

Front

Find the slope of the line that passes through the points (1, 4) and (3, -2).

Back

-3

Front

What is the bottom part of the slope formula for the points (9,6) and (5,3)?

Back

5 - 9

Front

What is the bottom part of the slope formula for the points (2,3) and (4,6)?

Back

4 - 2

Front

What is the top part of the slope formula for the points (4,1) and (5,-2)?

Back

-2 - 1

Front

What does a slope of 0 indicate about a line?

Back

The line is horizontal.

Front

What does an undefined slope indicate about a line?

Back

The line is vertical.

Front

If the slope of a line is positive, what does that indicate about the direction of the line?

Back

The line rises from left to right.

Front

If the slope of a line is negative, what does that indicate about the direction of the line?

Back

The line falls from left to right.